METHOD FOR VERIFYING THE AUTHENTICITY OF A PRODUCT

FR3162540A1Pending Publication Date: 2025-11-28NEXANS SA
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Patent Information

Application Number
FR2025005397
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-05-20
Publication Date
2025-11-28

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Abstract

This method for verifying the authenticity of a product comprises steps consisting of: including in or on the product (10) at least one predetermined element (12) that does not alter the performance of the product (10); instantly detecting whether this element (12) is present using a predetermined non-intrusive technology to which the element is adapted to react, this technology involving a magnetic field, or a light source emitting at least one specific wavelength, or spectrometric analysis; determining that the product (10) is authentic if the element (12) is detected. Figure for the abstract: Fig. 1
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Claims

Demands

1. A method for verifying the authenticity of a product (10), characterized in that it comprises steps consisting of: providing (20) in or on said product (10) at least one predetermined element (12) not altering the performance of said product (10), said element being a charge incorporated in a constituent of the product; detecting (22) instantaneously whether said element (12) is present using a predetermined non-intrusive technology to which said element (12) is adapted to react, said technology involving a magnetic field; determining that the product (10) is authentic in the event of detection of said element (12), said element (12) being magnetized during the manufacture of said electrical cable (10) so as to generate a permanent or semi-permanent magnetic field and in that said technology consists of detecting said permanent or semi-permanent magnetic field by means of a magnetometer.

2. Method according to claim 1, characterized in that said element (12) comprises a ferromagnetic or ferrimagnetic material.

3. Method according to claim 2, characterized in that said element (12) comprises a hard ferrite or neodymium or an AINiCo alloy.

4. A method according to any one of the preceding claims, characterized in that the product (10) is an electrical cable.

5. Method according to claim 4, characterized in that said element (12) is located in the outer layer of said cable.

6. A method according to any one of the preceding claims, wherein the magnetometer is integrated into a smartphone.

7. Product (10), characterized in that it contains at least one element (12) adapted to the implementation of a process according to any one of the preceding claims.

Citation Information

Patent Citations

  • Use of communication equipment and method for authenticating an item, unit and system for authenticating items, and authenticating device

    CA2414224A1

  • System and method for calibrating a magnetometer on a mobile device

    EP2669627B1

  • Authentication method and system

    US7162035B1